City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3123337900 | +1 312-333-7900 Illinois U.S.A.
  • 3123337901 | +1 312-333-7901 Illinois U.S.A.
  • 3123337902 | +1 312-333-7902 Illinois U.S.A.
  • 3123337903 | +1 312-333-7903 Illinois U.S.A.
  • 3123337904 | +1 312-333-7904 Illinois U.S.A.
  • 3123337905 | +1 312-333-7905 Illinois U.S.A.
  • 3123337906 | +1 312-333-7906 Illinois U.S.A.
  • 3123337907 | +1 312-333-7907 Illinois U.S.A.
  • 3123337908 | +1 312-333-7908 Illinois U.S.A.
  • 3123337909 | +1 312-333-7909 Illinois U.S.A.
  • 3123337910 | +1 312-333-7910 Illinois U.S.A.
  • 3123337911 | +1 312-333-7911 Illinois U.S.A.
  • 3123337912 | +1 312-333-7912 Illinois U.S.A.
  • 3123337913 | +1 312-333-7913 Illinois U.S.A.
  • 3123337914 | +1 312-333-7914 Illinois U.S.A.
  • 3123337915 | +1 312-333-7915 Illinois U.S.A.
  • 3123337916 | +1 312-333-7916 Illinois U.S.A.
  • 3123337917 | +1 312-333-7917 Illinois U.S.A.
  • 3123337918 | +1 312-333-7918 Illinois U.S.A.
  • 3123337919 | +1 312-333-7919 Illinois U.S.A.
  • 3123337920 | +1 312-333-7920 Illinois U.S.A.
  • 3123337921 | +1 312-333-7921 Illinois U.S.A.
  • 3123337922 | +1 312-333-7922 Illinois U.S.A.
  • 3123337923 | +1 312-333-7923 Illinois U.S.A.
  • 3123337924 | +1 312-333-7924 Illinois U.S.A.
  • 3123337925 | +1 312-333-7925 Illinois U.S.A.
  • 3123337926 | +1 312-333-7926 Illinois U.S.A.
  • 3123337927 | +1 312-333-7927 Illinois U.S.A.
  • 3123337928 | +1 312-333-7928 Illinois U.S.A.
  • 3123337929 | +1 312-333-7929 Illinois U.S.A.
  • 3123337930 | +1 312-333-7930 Illinois U.S.A.
  • 3123337931 | +1 312-333-7931 Illinois U.S.A.
  • 3123337932 | +1 312-333-7932 Illinois U.S.A.
  • 3123337933 | +1 312-333-7933 Illinois U.S.A.
  • 3123337934 | +1 312-333-7934 Illinois U.S.A.
  • 3123337935 | +1 312-333-7935 Illinois U.S.A.
  • 3123337936 | +1 312-333-7936 Illinois U.S.A.
  • 3123337937 | +1 312-333-7937 Illinois U.S.A.
  • 3123337938 | +1 312-333-7938 Illinois U.S.A.
  • 3123337939 | +1 312-333-7939 Illinois U.S.A.
  • 3123337940 | +1 312-333-7940 Illinois U.S.A.
  • 3123337941 | +1 312-333-7941 Illinois U.S.A.
  • 3123337942 | +1 312-333-7942 Illinois U.S.A.
  • 3123337943 | +1 312-333-7943 Illinois U.S.A.
  • 3123337944 | +1 312-333-7944 Illinois U.S.A.
  • 3123337945 | +1 312-333-7945 Illinois U.S.A.
  • 3123337946 | +1 312-333-7946 Illinois U.S.A.
  • 3123337947 | +1 312-333-7947 Illinois U.S.A.
  • 3123337948 | +1 312-333-7948 Illinois U.S.A.
  • 3123337949 | +1 312-333-7949 Illinois U.S.A.
  • 3123337950 | +1 312-333-7950 Illinois U.S.A.
  • 3123337951 | +1 312-333-7951 Illinois U.S.A.
  • 3123337952 | +1 312-333-7952 Illinois U.S.A.
  • 3123337953 | +1 312-333-7953 Illinois U.S.A.
  • 3123337954 | +1 312-333-7954 Illinois U.S.A.
  • 3123337955 | +1 312-333-7955 Illinois U.S.A.
  • 3123337956 | +1 312-333-7956 Illinois U.S.A.
  • 3123337957 | +1 312-333-7957 Illinois U.S.A.
  • 3123337958 | +1 312-333-7958 Illinois U.S.A.
  • 3123337959 | +1 312-333-7959 Illinois U.S.A.
  • 3123337960 | +1 312-333-7960 Illinois U.S.A.
  • 3123337961 | +1 312-333-7961 Illinois U.S.A.
  • 3123337962 | +1 312-333-7962 Illinois U.S.A.
  • 3123337963 | +1 312-333-7963 Illinois U.S.A.
  • 3123337964 | +1 312-333-7964 Illinois U.S.A.
  • 3123337965 | +1 312-333-7965 Illinois U.S.A.
  • 3123337966 | +1 312-333-7966 Illinois U.S.A.
  • 3123337967 | +1 312-333-7967 Illinois U.S.A.
  • 3123337968 | +1 312-333-7968 Illinois U.S.A.
  • 3123337969 | +1 312-333-7969 Illinois U.S.A.
  • 3123337970 | +1 312-333-7970 Illinois U.S.A.
  • 3123337971 | +1 312-333-7971 Illinois U.S.A.
  • 3123337972 | +1 312-333-7972 Illinois U.S.A.
  • 3123337973 | +1 312-333-7973 Illinois U.S.A.
  • 3123337974 | +1 312-333-7974 Illinois U.S.A.
  • 3123337975 | +1 312-333-7975 Illinois U.S.A.
  • 3123337976 | +1 312-333-7976 Illinois U.S.A.
  • 3123337977 | +1 312-333-7977 Illinois U.S.A.
  • 3123337978 | +1 312-333-7978 Illinois U.S.A.
  • 3123337979 | +1 312-333-7979 Illinois U.S.A.
  • 3123337980 | +1 312-333-7980 Illinois U.S.A.
  • 3123337981 | +1 312-333-7981 Illinois U.S.A.
  • 3123337982 | +1 312-333-7982 Illinois U.S.A.
  • 3123337983 | +1 312-333-7983 Illinois U.S.A.
  • 3123337984 | +1 312-333-7984 Illinois U.S.A.
  • 3123337985 | +1 312-333-7985 Illinois U.S.A.
  • 3123337986 | +1 312-333-7986 Illinois U.S.A.
  • 3123337987 | +1 312-333-7987 Illinois U.S.A.
  • 3123337988 | +1 312-333-7988 Illinois U.S.A.
  • 3123337989 | +1 312-333-7989 Illinois U.S.A.
  • 3123337990 | +1 312-333-7990 Illinois U.S.A.
  • 3123337991 | +1 312-333-7991 Illinois U.S.A.
  • 3123337992 | +1 312-333-7992 Illinois U.S.A.
  • 3123337993 | +1 312-333-7993 Illinois U.S.A.
  • 3123337994 | +1 312-333-7994 Illinois U.S.A.
  • 3123337995 | +1 312-333-7995 Illinois U.S.A.
  • 3123337996 | +1 312-333-7996 Illinois U.S.A.
  • 3123337997 | +1 312-333-7997 Illinois U.S.A.
  • 3123337998 | +1 312-333-7998 Illinois U.S.A.
  • 3123337999 | +1 312-333-7999 Illinois U.S.A.